00383nam a2200145Ia 4500 20260205095835.0 260111s9999||||xx |||||||||||||| ||und|| 500 M295Q Malhotra, Harish Question and answers: Science and Technology New Delhi Parichay pub. 120p. 1. Science 2. Technology BK 221037 221037 0 0 0 0 TSCSL TSCSL 2026-02-05 0 500 M295Q 622193 2026-02-05 09:58:35 2026-02-05 BK